ADS805 Datasheet, PDF (5/12 Pages) Burr-Brown (TI) – 12-Bit, 20MHz Sampling ANALOG-TO-DIGITAL CONVERTER

TYPICAL PERFORMANCE CURVES
At T_A = full specified temperature range, V_S = +5V, specified single-ended input range = 1.5V to 3.5V, sampling rate = 20MHz, unless otherwise specified.
0
–20
–40
–60
–80
–100
–120
0
SPECTRAL PERFORMANCE
f_IN = 500kHz
2.0
4.0
6.0
8.0
10.0
Frequency (MHz)
0
–20
–40
–60
–80
–100
–120
0
SPECTRAL PERFORMANCE
f_IN = 9.8MHz
2.0
4.0
6.0
8.0
10.0
Frequency (MHz)
FREQUENCY SPECTRUM
0
f₇ = 7.7MHz at –7dBFS
–20 ^f2 ^{= 7.9MHz at –7dBFS}
IMD (3) = –70dBc
–40
–60
–80
–100
–120
0
2.5
5.0
7.5
10.0
Frequency (MHz)
1.0
0.5
0
–0.5
–1.0
0
DIFFERENTIAL LINEARITY ERROR
f_IN = 9.8MHz
1024
2048
Output Code
3072
4096
4.0
2.0
0
–2.0
–4.0
0
INTEGRAL LINEARITY ERROR
f_IN = 500kHz
1024
2048
Output Code
3072
4096
SWEPT POWER SFDR
100
f_IN = 9.8MHz
80
dBFS
60
dBc
40
20
0
–60
–50
–40
–30
–20
–10
0
Input Amplitude (dBFS)
®
5
ADS805